farmlands农业用地
farmlandn.农田
farmland carrying capacity农地承载力
farmland protective forest农田防护林
farmland improving machine农田建设机械
farmland in Gansu Corridor河西农田
Farmland ecological system农田生态系统
farmland water conservancy农田水利
Farmland protection forest农田防护林
Farmland development right农地发展权
farmland security function农地保障功能
Farmland eco-environment农田生态环境